threads and sleep?
Peter Hansen
peter at engcorp.com
Wed Jul 6 08:57:15 EDT 2005
Grant Edwards wrote:
> On 2005-07-05, Grant Edwards <grante at visi.com> wrote:
>>Or is the Python interpreter actually doing the context
>>switches itself?
>
> Upon further thought, that just can't be the case. There has
> to be multiple instances of the intepreter because the
> interpreter can make C system calls that block (thus blocking
> that instance of the interpreter). Other Python threads within
> the program continue to run, so there must be multiple Python
> intepreters.
Maybe you should consider and explain what you mean by "multiple
interpreters"? As I understand the concept, and based on my several
years' old reading of the virtual machine code, I wouldn't say there are
multiple interpreters.
There's a reason the GIL is the *global* interpreter lock...
-Peter
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